Moved random generator state to global context.

src/api.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 4055 matching lines @@
       ASSERT(!proxy_constructor.is_null());
       global_constructor->set_access_check_info(
           proxy_constructor->access_check_info());
       global_constructor->set_needs_access_check(
           proxy_constructor->needs_access_check());
     }
     isolate->runtime_profiler()->Reset();
   }
   // Leave V8.
 
-  if (env.is_null())
+  if (env.is_null()) {
     return Persistent<Context>();
+  }
   return Persistent<Context>(Utils::ToLocal(env));
 }
 
 
 void v8::Context::SetSecurityToken(Handle<Value> token) {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::Context::SetSecurityToken()")) {
     return;
   }
   ENTER_V8(isolate);
@@ skipping 1974 matching lines @@
 
 
 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) {
   HandleScopeImplementer* scope_implementer =
       reinterpret_cast<HandleScopeImplementer*>(storage);
   scope_implementer->IterateThis(v);
   return storage + ArchiveSpacePerThread();
 }
 
 } }  // namespace v8::internal